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Recently, Huawei P50 Pro mobile phone began to push the HarmonyOS 2.0.0.235 update. The download package size is 1.01GB. This update optimizes system performance and stability. It is recommend...[Details]
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Gas ultrasonic flowmeter is an instrument that uses the flow rate information of the fluid carried when ultrasonic waves propagate in the fluid to measure fluid flow. It is widely used in the oil and...[Details]
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The Fourth Plenary Session of the 19th Central Committee of the Communist Party of China made a very clear, incisive and profound exposition on upholding and improving the socialist market economic...[Details]
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0 Introduction
The concentration of oxygen, carbon dioxide, carbon monoxide, hydrogen sulfide and methane in the underground working environment directly affects the safe production of coa...[Details]
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Introduction As a new light source, LED has the advantages of high light efficiency, long life, easy dimming, small size, and green environmental protection. It is called the fourth generation o...[Details]
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Weak light detection usually converts the optical signal into an electrical signal through a photoelectric device, and then amplifies it through a preamplifier circuit. The A/D conversion circuit conv...[Details]
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On July 13, 2020, Analog Devices, Inc. (ADI), the world's second-largest analog chip manufacturer, officially announced that it would acquire its competitor, Maxim Integrated, the world's seventh-lar...[Details]
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Solar energy is a pure green energy, and it is also the main way for human energy development and use in the future. At present, scientists have designed a variety of solar energy inventions and de...[Details]
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Bridge safety monitoring, zero-watt standby, smart lighting control, and other seemingly unrelated fields are now linked to a concept: "Energy Harvesting" technology. Although micro-energy harvesting...[Details]
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Add arch/arm/configs/forlinx6410_defconfig Add firmware/sd8686.bin Add firmware/sd8686_helper.bin Use the following compiler $ arm-none-linux-gnueabi-gcc --version arm-none-linux-gnueabi-gcc (So...[Details]
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Solar power generation is a device that uses battery components to directly convert solar energy into electrical energy. Solar cells are solid devices that use the electronic properties of semiconduc...[Details]
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Recently, an Apple employee posted a picture on social media with the background of Apple Park. There was also a "clapperboard" in the picture, which indicated that Apple's Spring Festival new produc...[Details]
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1 Research Background
ARM Linux embedded systems are increasingly used in different application fields. They have relatively small storage capacity and strict requirements on system power cons...[Details]
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South Korean chip supplier SK Hynix said its fourth-quarter operating profit plunged 95%, missing analysts' expectations as oversupply and weak demand hit chip prices. SK Hynix, the world's seco...[Details]
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Since the switching device of the inverter is a high-power transistor, its overcurrent capacity is smaller than that of the thyristor, so the correctness of its capacity selection is directly related...[Details]